e-mail us, worldwide@cnbc.com. tweet us here @@cnbcwex. >>> going, going gone. depleting resources isn't just a concern for environmentalists but for the community, their. as finite materials become scarer and prices inch upwards, some companies have to look at alternatives. the resource crunch may be around the corner. joining us for more is tom delay, chief executive of the carbon trust. tom, welcome. >> good morning. >> you've been trying to draw attention to this issue. how do we know beyond this general sense of resource depletion just how unprepared companies are for this transition? >> well, we advise governments and businesses around the world, particularly leading organizations on resource efficiency and carbon reduction. we wanted to see whether there was a broader passion here and whether other organizations were engaged in the same way as leading organizations. we did market research. we looked into almost 500 executive opinions on essentially resource efficiency, resource crunch, what they were doing -- >> what do you mean resource? what kind of res